clear all
set more off
set mem 10000000
set matsize 10000
version 15

************************************************
*** FUZZY RDROBUST, Economic Census outcomes ***
************************************************

** Set file paths
do "$path_code/paths.do"

** Set graph scheme
cd "$path/code/analyze"
set scheme fb, perm

****************************************************************** 
****************************************************************** 

{
use "$panel/ec_shrid_pc01_panel.dta", clear	
tab count_dup_vill_ec, missing
drop if count_dup_vill_ec==1
tab count_dup_shrid, missing
drop if count_dup_shrid!=0
tab flag_ec
drop if flag_ec==1
keep pca01_id ec_*
reshape wide ec_employees ec_firms, i(pca01_id) j(ec_year)

	// Merge in main dataset
merge 1:1 pca01_id using "$panel/panel_dataset_full.dta", keep(3) nogen

	// Keep villages in RD sample
gen in_rf_sample = vplan4<11 & sample==1 & sample_h==1 & sing_h==1 & pop_non_zero==1 
gen in_fs_sample = vplan4<11 & corr_state==1 & sample==1 & sample_h==1 & sing_h==1 & pop_non_zero==1 
keep if in_rf_sample==1 | in_fs_sample==1
	
	// Create state FEs (since RD robust doesn't let you pass them through)
drop if st_code==32 // Kerala, only 3 villages
tab st_code if in_fs_sample==1, gen(STFEfs)	
drop STFEfs1 // to avoid collinearity

	// Create district FEs (since RD robust doesn't let you pass them through)
gen stdtFE = stdt
tab stdtFE state     if inlist(stdtFE,62,63,64,70,91,175,180,181,202,308,309,320,490,493,494,495,504,505,508)	
egen temp = count(stdt) if inrange(tot_p,250,350) & ec_firms2013!=. & ec_firms2005!=., by(stdtFE)
egen temp2 = mean(temp), by(stdtFE)
replace stdtFE = 999 if temp2<15 | temp2==.
drop temp*

tab stdtFE if in_rf_sample==1 & inrange(tot_p,250,350)

	// one catch-all district FE for districts with so few in-sample villages that they break rdrobust
tab stdtFE if in_fs_sample==1, gen(DTFEfs)	
drop DTFEfs1 // to avoid collinearity

	// Keep only fs_sample
keep if in_fs_sample==1	

	// Create block groups (for clustering)
egen stdtbk = group(stdt bk_code)

	// Create lights-difference variable, to identify crazy outliers
gen lights_diff = abs(lights_max2011_hat - lights_max2001_hat)


	// Create macros for lists of outcome variables 
global yvars = "ec_firms2013 ec_employees2013 "
			 
	// Create variables to store regresson results
gen fuzzy_step = .
gen fuzzyvar = ""
gen yvar = ""
gen ifs = ""
gen controls_base = ""
gen control = ""
gen fe = ""
gen kernel = ""
gen bwmethod = ""
gen vce = ""
gen polynomial_order = .
gen beta_conv = .
gen beta_robust = .
gen se_conv = .
gen se_robust = .
gen pval_conv = .
gen pval_robust = .
gen lci_conv = .
gen uci_conv = .
gen lci_robust = .
gen uci_robust = .
gen bw_lo = .
gen bw_hi = .
gen nobs_orig = .
gen nobs_left = .
gen nobs_right = .
gen nobs_total = .
gen ndist = . 
gen ymean = .
gen ftag = ""


** Massive loop over RDROBUST outcomes and sensitivities

// Loop over endogenous variables 
foreach fuzzy of varlist vdp_pwr_h_com_avg_11 lights_max2011_hat {
	
	// Loop over outcome variables
	foreach y in $yvars {

		// Prep to store results
		foreach v of varlist fuzzy_step-ftag {
			cap replace `v' = ""
			cap replace `v' = .
		}
		local row = 0

		// Define outcome-specific stuff
		global yvar = "`y'"
		global control = subinstr("$yvar","2013","2005",1)
		qui do "$path/code/analyze/RDROBUST_rf_outcomes_graphspecs.do"

		// Loop through sensitivities
		forvalues fuzzy_step = 1/11 {

			// Reset RDROBUST defaults
			local ifs = "in_fs_sample==1 & pop_mismatch20==0 & lights_diff<20"
			local controls_base = "lights_max1998 lights_max1999 lights_max2000 lights_max2001 lights_max2002 lights_max2003 lights_max2004 lights_max2005" 
			local fe = "STFEfs*"
			local kernel = "tri"
			local bwmethod = "mserd"
			local vce = ""
			local poly = 1

			// Define step-specific RDROBUST settings
			if `fuzzy_step'==1 {
				local ftag = "preferred"
			}
			if `fuzzy_step'==2 {
				local ftag = "popmismatch"
				local ifs = "in_fs_sample==1 & lights_diff<20"
			}
			if `fuzzy_step'==3 {
				local ftag = "lights outliers"
				local ifs = "in_fs_sample==1 & pop_mismatch20==0"
			}
			if `fuzzy_step'==4 {
				local ftag = "epa kernel"
				local kernel = "epa"
			}
			if `fuzzy_step'==5 {
				local ftag = "uni kernel"
				local kernel = "uni"
			}
			if `fuzzy_step'==6 {
				local ftag = "no lights controls"
				local controls_base = ""
			}
			if `fuzzy_step'==7 {
				local ftag = "no FEs"
				local fe = ""
			}
			if `fuzzy_step'==8 {
				local ftag = "district FEs"
				local fe = "DTFEfs*"
			}
			if `fuzzy_step'==9 {
				local ftag = "nncluster by district"
				local vce = "vce(nncluster stdt)"
			}
			if `fuzzy_step'==10 {
				local ftag = "cluster by district"
				local vce = "vce(cluster stdt)"
			}
			if `fuzzy_step'==11 {
				local ftag = "CERRD bandwidth"
				local bwmethod = "cerrd"
			}

			// Use capture since some might break RDROBUST
			cap {
			
				// Run fuzzy RD regresssion
				rdrobust $yvar tot_p if `ifs', c(299.5) fuzzy(`fuzzy') covs(`controls_base' $control `fe') kernel(`kernel') bwselect(`bwmethod') p(`poly') all `vce'

				// Generate in-sample indicator and store bandwidths
				cap drop temp_in_reg
				qui gen temp_in_reg = `ifs' & inrange(tot_p,299.5-e(h_l),299.5+e(h_r)) & ${yvar}!=.

				// Store results
				local row = `row' + 1
				qui replace fuzzy_step = `fuzzy_step' in `row'
				qui replace fuzzyvar = "`fuzzy'" in `row'
				qui replace yvar = "$yvar" in `row'
				qui replace ifs = "`ifs'" in `row'
				qui replace controls_base = "`controls_base'" in `row'
				qui replace control = "$control" in `row'
				qui replace fe = "`fe'" in `row'
				qui replace kernel = e(kernel) in `row'
				qui replace bwmethod = e(bwselect) in `row'
				qui replace vce = "`vce'" in `row'
				qui replace polynomial_order = e(p) in `row'
				qui replace beta_conv = e(tau_cl) in `row'
				qui replace beta_robust = e(tau_bc) in `row'
				qui replace se_conv = e(se_tau_cl) in `row'
				qui replace se_robust = e(se_tau_rb) in `row'
				qui replace pval_conv = e(pv_cl) in `row'
				qui replace pval_robust = e(pv_rb) in `row'
				qui replace lci_conv = e(ci_l_cl) in `row'
				qui replace uci_conv = e(ci_r_cl) in `row'
				qui replace lci_robust = e(ci_l_rb) in `row'
				qui replace uci_robust = e(ci_r_rb) in `row'
				qui replace bw_lo = e(h_l) in `row'
				qui replace bw_hi = e(h_r) in `row'
				qui replace nobs_orig = e(N) in `row'
				qui replace nobs_left = e(N_h_l) in `row'
				qui replace nobs_right = e(N_h_r) in `row'
				qui replace nobs_total = e(N_h_l) + e(N_h_r) in `row'
				qui unique stdt if temp_in_reg==1
				qui replace ndist = r(unique) in `row'
				qui sum $yvar if temp_in_reg==1 & tot_p<299.5
				qui replace ymean = r(mean) in `row'
				qui replace ftag = "`ftag'" in `row'

			}	

		// Intermediate output
		di "`fuzzy'    $yvar    `fuzzy_step'   "    c(current_time)

		}

		
		// Save results
		preserve
		keep fuzzy_step-ftag
		dropmiss, obs force
		if !("$yvar"=="ec_firms2013" & "`fuzzy'"=="vdp_pwr_h_com_avg_11") {
			tempfile reg_results
			save `reg_results'
			clear
			append using "$results/RDROBUST_outcomes_fuzzy_ec.dta" `reg_results'
		}
		duplicates drop
		compress
		save "$results/RDROBUST_outcomes_fuzzy_ec.dta", replace
		restore
		
	}

}

}

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